Remove DeadObjectException from dumpservice failure condition.

Gatekeeper service is denied the ability to write to fd provided by cts
to collect dump data by SELinux, resulting in a DeadObjectException,
which terminates the test.  Allow the test to pass in this case.

type=1400 audit(0.0:29): avc: denied { write } for
path="/data/data/" dev="dm-0" ino=1689223 scontext=u:r:gatekeeperd:s0 tcontext=u:object_r:app_data_file:s0:c512,c768 tclass=file permissive=0

Bug: 23476772
Change-Id: I7fddb8421eed15b2505be3c22a86c60e1bfc2e8d
1 file changed